Oct 12, 2012 11:00am PDT
. >> reporter:s firefighters took a defensive mode spraying water from outside because it was too dangerous to be inside. heavy trucks and equipment blocked the west portal tunnel. no light rail trains in or out. >> 17 line right here. >> reporter: the k and ocean view car lines impacted. >> i'm supposed to be lecturing at san francisco state right now. i'm not there. >> it is inconvenient. as much as i feel badly, i have to get to work. >> we're doing the best we can. no one planned for this to happen. we are providing the shuttles. >> reporter: neighbors say the restaurant had a small fire last year and firefighters believe the origin may be near the kitchen although it was closed at the time. firefighters tell us they will be here for the rest of the day. they have not determined a cause. i spoke with the owner of the wine shop who says it is a loss. he does plan to reopen. firefighters tell me there were three injuries to firefighters. one for smoke inhalation and one for a cut to the knee and one with a cut on the hand. reporting live, christie smith, nbc bay area news. >>> thank you.